How to use Post Processing in Unity!!

Anurag Chawla
3 min readApr 18, 2021

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Before understanding how to use Post- Processing, we need to know what exactly is Post — Processing and how that can be installed.

Post-Processing in Unity- screen-based image effects add specialized filters to the camera which can be used to drastically increase the visual quality for your game scenes.

Before-Post Processing

In other words- Post-processing is a generic term for a full-screen image processing effect that occurs after the camera draws the scene but before the scene is rendered on the screen.

After -Post Processing

Note: One can use post-processing effects to simulate physical camera and film properties.

To Install Post-Processing -follow the below steps

  • Open the Package Manager in Window ->Package Manager
  • It list all the package -already installed.
  • In the list of packages, select Post Processing or Search at top
  • In the bottom-right corner of the Package Manager window, select Install or if already installed one can remove it using Remove.
Post Processing-From Package Manager
  • Once installed, one can see it under -Project tab as under.
  • Then create an empty Game Object called it Post Processing Volume
Post Processing Volume- Empty Game Object with added Post Processing Volume.
  • Then add a new component Post Processing Volume, once this is added click to create a post processing profile.
Post Processing volume-Game Object
  • In addition, under Layer select a drop-down — create a new layer — called Post Processing which is used by Main Camera
  • In Main Camera, add a post process layer component and select as Layer from drop-down Post Processing option
Main Camera- Post-process layer and Assign Post Processing Layer
  • Now in Post Processing Volume Game Object, select a Bloom effect and change its intensity see below and also select Color Grading — Post Processing impact on the scene as below..
Post Processing -Bloom & Color Grading Impact on Scene

There are many more effects of post-processing and try different effects together to create a unique look of your game scenes..

@GameDevHQ-Day 18…

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Anurag Chawla
Anurag Chawla

Written by Anurag Chawla

Emerging Technologies - Power Virtual Agents | AI Chatbots | Multi-Cloud & DevOps | UI Technologies - React , Angular | Gaming Technolgies - Unity, XR- AR/VR

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